package com.niit.bc.servlet;

import com.niit.bc.bean.ListBean;
import com.niit.bc.biz.ListBiz;
import com.niit.bc.biz.impl.ListBizImpl;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.List;

public class FindListType extends HttpServlet {

    /**
     * Constructor of the object.
     */
    public FindListType() {
        super();
    }

    /**
     * Destruction of the servlet. <br>
     */
    public void destroy() {
        super.destroy(); // Just puts "destroy" string in log
        // Put your code here
    }

    /**
     * The doGet method of the servlet. <br>
     * <p>
     * This method is called when a form has its tag value method equals to get.
     *
     * @param request  the request send by the client to the server
     * @param response the response send by the server to the client
     * @throws ServletException if an error occurred
     * @throws IOException      if an error occurred
     */
    public void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {

        response.setContentType("text/xml");
        request.setCharacterEncoding("utf8");
        response.setCharacterEncoding("utf8");
        PrintWriter out = response.getWriter();
        ListBiz listBiz = new ListBizImpl();
        List <ListBean> listBean = null;
        String typeId = request.getParameter("typeId");
        if (typeId == null) {
            listBean = listBiz.findListType();
            if (listBean != null) {
                request.setAttribute("listBean", listBean);
                request.getRequestDispatcher("addBooks.jsp").forward(request, response);
            }
        } else {
            listBean = listBiz.findList(Integer.parseInt(typeId));
            out.println("<response>");
            if (listBean != null) {
                for (ListBean bean : listBean) {
                    out.println("<childType>");
                    out.println("<childTypeId>" + bean.getChildTypeId() + "</childTypeId>");
                    out.println("<childTypeName>" + bean.getChildTypeName() + "</childTypeName>");
//System.out.println(bean.getChildTypeId()+bean.getChildTypeName());
                    out.println("</childType>");
                }
            }
            out.println("</response>");
        }
    }

    /**
     * The doPost method of the servlet. <br>
     * <p>
     * This method is called when a form has its tag value method equals to post.
     *
     * @param request  the request send by the client to the server
     * @param response the response send by the server to the client
     * @throws ServletException if an error occurred
     * @throws IOException      if an error occurred
     */
    public void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {

        doGet(request, response);
    }

    /**
     * Initialization of the servlet. <br>
     *
     * @throws ServletException if an error occurs
     */
    public void init() throws ServletException {
        // Put your code here
    }

}
